package com.can.lock;

import lombok.SneakyThrows;

import java.util.concurrent.TimeUnit;

/**
 * 死锁
 */
public class DeadLockDemo04 {
    public static void main(String[] args) {
        String lockA = "lockA";
        String lockB = "lockB";

        new Thread(new MyThread(lockA,lockB),"T1").start();
        new Thread(new MyThread(lockB,lockA),"T2").start();
    }
}

class MyThread implements Runnable{

    private String lockA;
    private String lockB;

    public MyThread(String lockA, String lockB) {
        this.lockA = lockA;
        this.lockB = lockB;
    }

    @Override
    public void run() {
        System.out.println(Thread.currentThread().getName()+" lockA==>"+lockA);
        synchronized (lockA){
            try {
                System.out.println(Thread.currentThread().getName() + " lock:"+lockA+"=>get"+lockB);
                TimeUnit.SECONDS.sleep(2);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            synchronized (lockB){
                //System.out.println(Thread.currentThread().getName() + " lock:"+lockB+"=>get"+lockA);
            }
        }
    }
}
